anno: Stop segmentation violation on `-number 0'.

[nmh] / test / refile / test-refile

diff --git a/test/refile/test-refile b/test/refile/test-refile
index 64df564..e388843 100755 (executable)
--- a/test/refile/test-refile
+++ b/test/refile/test-refile
@@ -16,6 +16,8 @@ fi
 
 setup_test
 
+check_exit '-eq 1' refile - # gcov
+
 expected=$MH_TEST_DIR/$$.expected
 actual=$MH_TEST_DIR/$$.actual